Buckle's Treehouse is the home Buckle the mountain man built when he decided to leave civilization after working as an Imagineer for Disney. After he fails to convince Hayley to marry him in "An Apocalypse to Remember", he does convince Sharri Rothberg to marry him and live in his house after she is left at the altar by Roger and she proceeds to make his life miserable.
Buckle's treehouse is host to upscale poker games in "The Pink Sphinx Holds Her Hearts on the Turn".